bastman

Docker - How to cleanup (unused) resources

Once in a while, you may need to cleanup resources (containers, volumes, images, networks) ...

delete volumes

// see: https://github.com/chadoe/docker-cleanup-volumes

$ docker volume rm $(docker volume ls -qf dangling=true)

$ docker volume ls -qf dangling=true | xargs -r docker volume rm

hopsoft

# lib/tasks/db.rake
namespace :db do

  desc "Dumps the database to db/APP_NAME.dump"
  task :dump => :environment do
    cmd = nil
    with_config do |app, host, db, user|
      cmd = "pg_dump --host #{host} --username #{user} --verbose --clean --no-owner --no-acl --format=c #{db} > #{Rails.root}/db/#{app}.dump"
    end
    puts cmd

christhekeele

Allowable

A micro-gem DSL for compound conditionals.

Allowable lets you decompose large/long conditional chains into readable, testable, and inspectable segments with Ruby blocks.

Installation

rafbm

# encoding: utf-8

require 'minitest/autorun'

# `gem install unicode_utils`
require 'unicode_utils/downcase'
require 'unicode_utils/upcase'

module HumanName
  def self.all_lower_case?(name)

rafbm

head, meta[name="description"], meta[property^="og:"] { display: block }
head {
  position: relative;
  z-index: 9999;
  font: 21px/1.4 Didot;
  color: #444;
  -webkit-hyphens: auto;
  padding: 2em;
  background: #fff;
  -webkit-font-smoothing: subpixel-antialiased;